Switch to standard integer types in ui/gfx/.

ui/gfx/test/fontconfig_util_linux.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef UI_GFX_TEST_FONTCONFIG_UTIL_LINUX_H_
 #define UI_GFX_TEST_FONTCONFIG_UTIL_LINUX_H_
 
+#include <stddef.h>
+
 #include <string>
 
 #include "base/files/file_path.h"
 
 namespace gfx {
 
 // Array of paths to font files that are expected to exist on machines where
 // tests are run.
 extern const char* const kSystemFontsForFontconfig[];
 extern const size_t kNumSystemFontsForFontconfig;
@@ skipping 42 matching lines @@
                                        const std::string& type,
                                        const std::string& value);
 
 // Returns a Fontconfig <alias> stanza.
 std::string CreateFontconfigAliasStanza(const std::string& original_family,
                                         const std::string& preferred_family);
 
 }  // namespace gfx
 
 #endif  // UI_GFX_TEST_FONTCONFIG_UTIL_LINUX_H_